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CVE-2026-52934

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tvlv: reject oversized TVLV packets batadv_tvlv_container_ogm_append() builds a TVLV packet section from the tvlv.container_list. The total size of this section is computed by batadv_tvlv_container_list_size(), which sums the sizes of all registered containers. The return type and accumulator in batadv_tvlv_container_list_size() were u16. If the accumulated size exceeds U16_MAX, the value wraps around, causing the
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:264af0e62a8e0e6a9769bf8e037ea1aac9e61095f31d0a72f29fb2fc3719ebea
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/tvlv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.13"},{"lessThan":"3.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessTha…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/tvlv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c02aa6c0c9d1bea9bb75dea362b75ad225137bae","status":"affected","version":"ef26157747d42254453f6b3ac2bd8bd3c53339c3","versionType":"git"},{"lessThan":"1595628a2f877d052eda18865ccf539392c47c04","status":"affected","version":"ef26157747d42254453f6b3ac2bd8bd3c53339c3","versionType":"git"},{"lessThan":"6448a49344e87487b61bd88cb850cd694a0f576d","status":"affected","version":"ef26157747d42254453f6b3a…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["net/batman-adv/tvlv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.13"},{"lessThan":"3.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessTha…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/batman-adv/tvlv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"c02aa6c0c9d1bea9bb75dea362b75ad225137bae","status":"affected","version":"ef26157747d42254453f6b3ac2bd8bd3c53339c3","versionType":"git"},{"lessThan":"1595628a2f877d052eda18865ccf539392c47c04","status":"affected","version":"ef26157747d42254453f6b3ac2bd8bd3c53339c3","versionType":"git"},{"lessThan":"6448a49344e87487b61bd88cb850cd694a0f576d","status":"affected","version":"ef26157747d42254453f6b3a…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/metrics/0/cvssV3_1

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/13493b00dd1e05a705981e052158652ea23eb482"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/1595628a2f877d052eda18865ccf539392c47c04"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/6448a49344e87487b61bd88cb850cd694a0f576d"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/94a3d72cd9b21116d7c6d5bdc57c11401fc28557"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/94db72e9dac202e017ee3db22c59d17e4f3bf171"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/c02aa6c0c9d1bea9bb75dea362b75ad225137bae"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/ede47988ac5687793745b17c1634a496a2299919"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/f50487e3566358b2b982b7801945e858c78ad9ab"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6b6e2b35dd2d603a1f481b2a1150847afc00ab9319581a30b3f374356731c07b · sha256:7a677c2f8dbca853… · /containers/cna/references/7

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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